There's something that stands out about Monday's suspicious transfer of more than 3,520 BTC ($330.7 million) to privacy coin monero (XMR), a conversion that blockchain sleuth ZachXBT said was probably linked to a hack: coordinated activity in the derivatives market.Monero, which obscures the sender's and recipient's addresses to provide an untraceable currency, has limited liquidity on exchanges, which makes it harder for users to transact without affecting the market and exposes them to slippage, the chance of the price changing for the worse before the deal is finalized. The decision to go through an illiquid cryptocurrency is unusual
source: https://www.coindesk.com/business/2025/04/29/did-the-usd330m-btc-hacker-deliberatley-pump-monero-to-make-even-more-money